A method of fabricating a catalytic reactor assembly having an outer tube and an inner tube is provided. The method may include inserting a catalyst into the outer tube and inserting the inner tube through the catalyst. The method may further include radially expanding the inner tube against the catalyst.

A reactor system and a process for carrying out the ammonia cracking reaction of a feed gas comprising ammonia to hydrogen are provided, where the heat for the endothermic ammonia cracking reaction is provided by resistance heating.

A catalytic reactor according to an embodiment includes a catalytic unit including at least one catalyst having a honeycomb structure in which a plurality of passages extending in an axial direction are formed, a reactor housing accommodating the catalytic unit, and a seal plate sealing between an outer periphery of the catalytic unit and an inner periphery of the reactor housing. The seal plate seals between the outer periphery of the catalytic unit and the inner periphery of the reactor housing at an upstream end portion of the catalytic unit with respect to a flow of a fluid flowing in the reactor housing.

A reactor having a shell comprising one or more reactor tubes located within the shell, said reactor tube or tubes comprising a plurality of catalyst receptacles containing catalyst; means for providing a heat transfer fluid to the reactor shell such that the heat transfer fluid contacts the tube or tubes; an inlet for providing reactants to the reactor tubes; and an outlet for recovering products from the reactor tubes; wherein the plurality of catalyst receptacles containing catalyst within a tube comprises catalyst receptacles containing catalyst of at least two configurations.

A hydrogen plant for producing hydrogen, including: a reforming reactor system including a first catalyst bed including an electrically conductive material and a catalytically active material, a heat insulation layer between the first catalyst bed and the pressure shell, and at least two conductors electrically connected to the electrically conductive material and to an electrical power supply placed outside the pressure shell, wherein the electrical power supply is dimensioned to heat at least part of the first catalyst bed to a temperature of at least 500° C. by passing an electrical current through the electrically conductive material, where the pressure shell has a design pressure of between 5 and 200 bar; a water gas shift unit downstream the reforming reactor system; and a gas separation unit downstream the water gas shift unit. A process for producing hydrogen from a feed gas including hydrocarbons.

A catalytic reactor according to an embodiment includes a catalytic unit including at least one catalyst having a honeycomb structure in which a plurality of passages extending in an axial direction are formed, a reactor housing accommodating the catalytic unit, and a seal plate sealing between an outer periphery of the catalytic unit and an inner periphery of the reactor housing. The seal plate seals between the outer periphery of the catalytic unit and the inner periphery of the reactor housing at an upstream end portion of the catalytic unit with respect to a flow of a fluid flowing in the reactor housing.

A reactor system for carrying out an endothermic reaction of a feed gas, including: a structured catalyst arranged for catalyzing the endothermic reaction of a feed gas, the structured catalyst including a macroscopic structure of electrically conductive material, the macroscopic structure supporting a ceramic coating, wherein the ceramic coating supports a catalytically active material; a pressure shell housing the structured catalyst; heat insulation layer between the structured catalyst and the pressure shell; at least two conductors electrically connected to the electrically conductive material and to an electrical power supply placed outside the pressure shell, wherein the electrical power supply is dimensioned to heat at least part of said structured catalyst to a temperature of at least 200° C. by passing an electrical current through the electrically conductive material. Also, a process for performing an endothermic reaction of a feed gas.

The present invention relates to a reactor for producing synthesis gas which has a fluid-tight connection to a heat exchanger, and to a process for producing synthesis gas, preferably under high pressure, by using the reactor. The reactor comprises a mixer, a mixing space, a reactor space, separate inlets for at least two fluid reactants and an outlet for at least one fluid product, and a reactor shell surrounding these, and wherein the mixer comprises a mixer base, at least one mixer disk with channels for a first fluid, at least one mixer disk with channels for a second fluid, a mixer closure, and a mixer lid.

A reactor having a shell comprising one or more reactor tubes located within the shell, said reactor tube or tubes comprising a plurality of catalyst receptacles containing catalyst; means for providing a heat transfer fluid to the reactor shell such that the heat transfer fluid contacts the tube or tubes; an inlet for providing reactants to the reactor tubes; and an outlet for recovering products from the reactor tubes; wherein the plurality of catalyst receptacles containing catalyst within a tube comprises catalyst receptacles containing catalyst of at least two configurations.

A reactor having a shell comprising: one or more reactor tubes located within the shell, said reactor tube or tubes comprising a plurality of catalyst receptacles containing catalyst; means for providing a heat transfer fluid to the reactor shell such that the heat transfer fluid contacts the tube or tubes; an inlet for providing reactants to the reactor tubes; and an outlet for recovering products from the reactor tubes; wherein the plurality of catalyst receptacles containing catalyst within a tube comprises catalyst receptacles containing catalyst of at least two configurations.